/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | foam-extend: Open Source CFD
   \\    /   O peration     | Version:     4.1
    \\  /    A nd           | Web:         http://www.foam-extend.org
     \\/     M anipulation  | For copyright notice see file Copyright
-------------------------------------------------------------------------------
License
	This file is part of foam-extend.

	foam-extend is free software: you can redistribute it and/or modify it
	under the terms of the GNU General Public License as published by the
	Free Software Foundation, either version 3 of the License, or (at your
	option) any later version.

	foam-extend is distributed in the hope that it will be useful, but
	WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
	General Public License for more details.

	You should have received a copy of the GNU General Public License
	along with foam-extend.  If not, see <http://www.gnu.org/licenses/>.

\*---------------------------------------------------------------------------*/

#include "Switch.H"
#include "IOstreams.H"

// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //

Foam::Switch::Switch(Istream& is)
{
	is >> *this;
}


// * * * * * * * * * * * * * * * IOstream Operators  * * * * * * * * * * * * //

Foam::Istream& Foam::operator>>(Istream& is, Switch& s)
{
	token t(is);

	if (!t.good())
	{
		is.setBad();
		return is;
	}

	if (t.isLabel())
	{
		s = bool(t.labelToken());
	}
	else if (t.isWord())
	{
		// allow invalid values, but catch after for correct error message
		Switch sw(t.wordToken(), true);

		if (sw.valid())
		{
			s = sw;
		}
		else
		{
			is.setBad();
			FatalIOErrorIn("operator>>(Istream&, bool/Switch&)", is)
				<< "expected 'true/false', 'on/off' ... found " << t.wordToken()
				<< exit(FatalIOError);

			return is;
		}
	}
	else
	{
		is.setBad();
		FatalIOErrorIn("operator>>(Istream&, bool/Switch&)", is)
			<< "wrong token type - expected bool, found " << t
			<< exit(FatalIOError);

		return is;
	}


	// Check state of Istream
	is.check("Istream& operator>>(Istream&, Switch&)");

	return is;
}


Foam::Ostream& Foam::operator<<(Ostream& os, const Switch& s)
{
	os << Switch::names[s.switch_];
	os.check("Ostream& operator<<(Ostream&, const Switch&)");
	return os;
}


// ************************************************************************* //
